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Analysis: Add support for MS specific printf format specifiers

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Summary: Adds support for %I, %I32 and %I64.

Reviewers: hans, jordan_rose, rnk, majnemer

Reviewed By: majnemer

CC: cfe-commits, cdavis5x

Differential Revision: http://llvm-reviews.chandlerc.com/D1456

llvm-svn: 188937
This commit is contained in:
David Majnemer
2013-08-21 21:54:46 +00:00
parent 3db39dc1ae
commit 3cba495abc
5 changed files with 96 additions and 7 deletions
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14
clang/lib/Analysis/ScanfFormatString.cpp
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@@ -232,6 +232,8 @@ ArgType ScanfSpecifier::getArgType(ASTContext &Ctx) const {
case LengthModifier::AsLongLong:
case LengthModifier::AsQuad:
return ArgType::PtrTo(Ctx.LongLongTy);
case LengthModifier::AsInt64:
return ArgType::PtrTo(ArgType(Ctx.LongLongTy, "__int64"));
case LengthModifier::AsIntMax:
return ArgType::PtrTo(ArgType(Ctx.getIntMaxType(), "intmax_t"));
case LengthModifier::AsSizeT:
@@ -243,8 +245,9 @@ ArgType ScanfSpecifier::getArgType(ASTContext &Ctx) const {
// GNU extension.
return ArgType::PtrTo(Ctx.LongLongTy);
case LengthModifier::AsAllocate:
return ArgType::Invalid();
case LengthModifier::AsMAllocate:
case LengthModifier::AsInt32:
case LengthModifier::AsInt3264:
return ArgType::Invalid();
}
@@ -267,6 +270,8 @@ ArgType ScanfSpecifier::getArgType(ASTContext &Ctx) const {
case LengthModifier::AsLongLong:
case LengthModifier::AsQuad:
return ArgType::PtrTo(Ctx.UnsignedLongLongTy);
case LengthModifier::AsInt64:
return ArgType::PtrTo(ArgType(Ctx.UnsignedLongLongTy, "unsigned __int64"));
case LengthModifier::AsIntMax:
return ArgType::PtrTo(ArgType(Ctx.getUIntMaxType(), "uintmax_t"));
case LengthModifier::AsSizeT:
@@ -278,8 +283,9 @@ ArgType ScanfSpecifier::getArgType(ASTContext &Ctx) const {
// GNU extension.
return ArgType::PtrTo(Ctx.UnsignedLongLongTy);
case LengthModifier::AsAllocate:
return ArgType::Invalid();
case LengthModifier::AsMAllocate:
case LengthModifier::AsInt32:
case LengthModifier::AsInt3264:
return ArgType::Invalid();
}
@@ -349,6 +355,8 @@ ArgType ScanfSpecifier::getArgType(ASTContext &Ctx) const {
case LengthModifier::AsLongLong:
case LengthModifier::AsQuad:
return ArgType::PtrTo(Ctx.LongLongTy);
case LengthModifier::AsInt64:
return ArgType::PtrTo(ArgType(Ctx.LongLongTy, "__int64"));
case LengthModifier::AsIntMax:
return ArgType::PtrTo(ArgType(Ctx.getIntMaxType(), "intmax_t"));
case LengthModifier::AsSizeT:
@@ -359,6 +367,8 @@ ArgType ScanfSpecifier::getArgType(ASTContext &Ctx) const {
return ArgType(); // FIXME: Is this a known extension?
case LengthModifier::AsAllocate:
case LengthModifier::AsMAllocate:
case LengthModifier::AsInt32:
case LengthModifier::AsInt3264:
return ArgType::Invalid();
}